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authorSimo Sorce <simo@redhat.com>2015-04-30 10:25:25 -0400
committerSimo Sorce <simo@redhat.com>2015-10-07 21:17:50 -0400
commita7c65b5ccdc188d739a1e21e89e3863b69449b34 (patch)
tree43c400d52239fb56e04ef48fb0de102d4146ea71 /src
parent7a477d3769c4f201088d539713354fb90446af77 (diff)
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Introduce Key Exchange Agreements interface
Signed-off-by: Simo Sorce <simo@redhat.com>
Diffstat (limited to 'src')
-rw-r--r--src/cryptography/hazmat/primitives/asymmetric/key_exchange.py18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/cryptography/hazmat/primitives/asymmetric/key_exchange.py b/src/cryptography/hazmat/primitives/asymmetric/key_exchange.py
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+++ b/src/cryptography/hazmat/primitives/asymmetric/key_exchange.py
@@ -0,0 +1,18 @@
+# This file is dual licensed under the terms of the Apache License, Version
+# 2.0, and the BSD License. See the LICENSE file in the root of this repository
+# for complete details.
+
+from __future__ import absolute_import, division, print_function
+
+import abc
+
+import six
+
+
+@six.add_metaclass(abc.ABCMeta)
+class KeyExchangeContext(object):
+ @abc.abstractmethod
+ def agree(self, public_key):
+ """
+ Returns the agreed key material.
+ """